Engineering

Research Papers/Topics Engineering

GSM Mobile App: A Solution To The Challenges Of The Current Voting System In Tertiary Institutions In Nigeria

 ABSTRACT    The word “vote” means to choose from a list, to elect or to determine. The main goal of voting (in a scenario involving the students of a given tertiary institution), is to come up with student-leaders of the students’ choice.Most tertiary institutions, FUTO not an exception have problems when it comes to voting. Some of the problems involved include rigging votes during election, insecure or inaccessible polling arena, inexperienced personnel and so on because voting i...

The Use Of Life Cycle Cost Analysis In Determining The Cost Effectiveness Of Railway Lines’ Design And Maintenance Options For Railway Lines Through Windblown Sandy Desert In Namibia “Case S

ABSTRACT Railway transport in Namibia is one of the most important mode of transport with great importance to the economy of the country. Currently, road networks are the most important because of the low population density of the nation. However, railway lines have been reported to be the most economical, efficient, environmentally friendly, and the safe solution for long distance transportation of heavy goods [1]. The Namibian Railway Network lines linking to the coastal towns and ports, i....

Assessment Of The Impact Of Urban Development On Flood Peaks In The Acacia Suburb, Arebbusch Sub-Catchment Windhoek, Namibia

xv ABSTRACT Climate change is affecting global weather patterns, more so by exacerbating the sporadic nature of Namibia’s rainfall patterns. This has negative consequences on urbanization as increased rainfall in certain rainy seasons coupled with increased urban development could lead to dangerous flooding in low-lying areas, as was the case with Acacia residential, Windhoek, in 2004. Increased urban development has the potential to increase runoff and flood peaks by 20% to 50% of those un...

An Evaluation Of The Relationship Between Corporate Governance And Corporate Performance Of Public Enterprises In Namibia: A Case Study Of Telecom Namibia & Air Namibia

TABLE OF CONTENTS 1. Introduction 4 2. Literature Review 17 3. Corporate Governance Framework 43 4. Research Design and Methodology 109 5. Research Findings and Discussions of the Study 116 6. Hypotheses Result, Conclusions and Recommendations 137 References

Appropriate Harvesting Stage Of Sweet-Stem Sorghum (Sorghum Bicolor (L) Moench) Cultivar For Optimum Bio-Ethanol Production In Namibia

ABSTRACT There has been growing global concern over dwindling fossil fuel supply. This development has led to increased interest in exploration of alternative energy sources, especially bio-fuel. Sweet sorghum (Sorghum bicolor), sugar cane (Saccharum officinarum), corn (Zea mays), wheat (Triticum aestivum), rape seed (Brassica napus), barley (Hordeum vulgare), sugar beet (Beta vulgaris), cassava (Manihot esculenta), oil palm (Elaies guineensis), sweet potato (Ipomoea batatas) and many more ha...

Water Resources Governance In The Upper Swakop Basin Of Namibia

ABSTRACT This dissertation examined and presented adaptive water governance analysis and tools for the Upper Swakop Basin (USB) in Namibia where integrated river basin management is still in its infancy. The water governance concerns in the basin include pollution monitoring and control challenges that are further threatening the security and adequacy of the developed drinking water sources. By applying and triangulating different methods (models, statistical analysis, quantitative and qualit...

Performance of Soft Viterbi Decoder enhanced with Non-Transmittable Codewords for storage media

Abstract: The introduction of Non-Transmittable Codewords (NTCs) into Viterbi Algorithm Decoder has emerged as one of the best ways of improving performance of the Viterbi Algorithm Decoder. However, the performance has been tested only in hard decision Viterbi Decoder in telecommunication systems, but not in soft decision Viterbi Decoder and storage media. Most storage media use Reed Solomon (RS) Algorithm Decoder. Yet, the field experience still shows failure of the algorithm in correcting ...

Effects Of Chemical Treatment On Nutrient Content And Palatability Of Senegalia Mellifera And Catophractes Alexandrii Bush-Based Feeds

ABSTRACT The objectives of this study were to determine: (1) the chemical composition of untreated Senegalia mellifera and Catophractes alexandrii; (2) the effect of NaOH and urea treatment at different levels (0%, 4%, 6% and 8%) on chemical composition of S. mellifera milled samples; (3) the nutrient composition of formulated diets from chemically and fibrolytic enzyme treated S. mellifera samples; (4) palatability of the feeds developed from S. mellifera, when fed to weaned Damara sheep. Sa...

Measurement methods for hydropower resources: a review

Abstract: Each hydropower plant is usually designed for specific amount of discharge and gross head. This paper presents the methods used to measure the discharge and gross head variables with additional of assessment tools. Discharge measurement methods covered include bucket, float, velocity-area, dilution, hydraulic structure and advanced discharge measurement while gross head measurement methods covered include topographic and DEM maps, hose level with pressure gauge, sight level, spirit ...

Information And Communication Technologies Service Providers And Agro-Pastoral System Interface: Implications For Sustainable Agro-Pastoral Livelihoods In Rural Tanzania

ABSTRACT The purpose of this study was to assess Rural-ICT Service Providers (RISP) and agropastoralists interface. Specifically, the study aimed to get a better understanding of structures and processes at the interface and their implications for sustainable agropastoral livelihoods. The study was undertaken in Morogoro and Mwanza Regions where two districts with RISP were purposively chosen. The study adopted a combination of cross-sectional and case study designs. Purposive and random samp...

Using Gnu Radio For Practical Demonstrations In Communications Theory

ABSTRACT GNU Radio is a software development toolkit that has traditionally been used by a community of specialized coders and advanced engineers for rapid prototyping and analysis of the physical layer. However, recently its potential as an educational tool is being debated and calls have been made to expand its applicability into this area. In this dissertation, the researcher responds by documenting how GNU Radio platform can be used to design a number of new practical demonstrations which...

Factors Affecting The Colour Yield Of An Acid Dye On Nylon Fabric

ABSTRACT  The factors that affect the colour yield of an acid dye on nylon fabric were investigated at a constant temperature of 500C, usingC.I. Acid Yellow 23,with citric acid and sodium chloride as auxiliaries. It was observed from the absorbance results that the colour yield of C.I. Acid Yellow 23 improved with increase in time of dyeing, while the absence or increase beyond 1% (acid) and 5% (salt) reduced the colour yield of the acid dye on the nylon fabric. Also, at a constant dyeing ti...

Experimental Investigation Of Upflow Bioreactors With Central Substrate Dispenser

ABSTRACT    Experimental investigation of anaerobic digestion of the organic fraction of municipal solid waste (MSW) in an upflow bioreactor with central substrate dispenser (UBCSD) is presented. The UBCSD consists of two similar size bioreactors joined by a central substrate dispenser (CSD). The UBCSD is a component of an integrated system of bioreactors also containing the upflow anaerobic sludge blanket (UASB) reactor and the continuous stirred tank reactor (CSTR), assembled systematical...

Improving Road Safety And Transport Efficiency Using Cellular Networks In Tanzania

ABSTRACT Road transport takes about 70% of the transportation systems in Tanzania. With the increasing number of vehicles and urbanization, the number of road accidents has been rising now and then leading to an increase in the number of casualties and deaths. Efforts must be made to make sure that the number of road accidents is reduced. Wireless technologies have come as a solution to such road safety and transport efficiency issues. Recently, the promise of wireless technologies to suppor...

ENERGY - Exergy Based Performance Analysis Of A Solid Adsorption Solar Refrigerator

ABSTRACT   The Energy - Exergy based performance analysis of the Solid Adsorption Solar Refrigerator is presented. The system comprises the collector/generator/adsorber, the condenser and the evaporator. It utilizes activated carbon/methanol as its adsorbent/adsorbate working combination. The exergy performance analysis of this refrigerator involves detailed assessment of all the following sub-processes that make up the refrigeration cycle, which are isosteric heat-up phase, desorption phas...


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